Virtual Worlds Census
KZero: The virtual worlds sector has 1.4 billion cumulative registered accounts in Q2/2011; http://eicker.at/VWcensus
KZero: The virtual worlds sector has 1.4 billion cumulative registered accounts in Q2/2011; http://eicker.at/VWcensus
Meaningful Play, getting gamification right with: meaning, mastery, autonomy; http://eicker.at/Gamification @dingstweets